{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "80713",
    "entityType": "User",
    "nonce": "0x0cac4e5b7a6acea8371a9fbd08c3320090e50d9679aa483d58c2c929549da07a",
    "signature": "0x68612d369e3b19dba760006aff6ad204dbcf9f7ad89a097d533fbfa6dfcc04fd23891231bc546b683b34f38f8870c19a8d58f32891e715cd690bd8197090168b1b",
    "signer": "0x12fad93DE1Cd70721D562298f2cF5A522082d22D",
    "userId": "41465"
  }
}